Answer these questions from these pictures, please:

PDE Homework 8.3.pdf Microsoft Edge X File | C:/Users/penny/Downloads/Homework%208.3.pdf Gmail YouTube Maps @ News of 5 Q + Page view A Read aloud T Add text Draw v Highlight Erase TV/28/21, 2:06 AM Homework 8.3 Due Thursday by 11:59pm Points 20 Submitting an external tool The null hypothesis in words would be: Homework 8.3 The proportion of all textbooks front of all textbooks from the store that are less than 84.45 is equal to 50% Score: 6.33/20 1/4 answered rogress saved Done vico er : The average of price of all textbooks from the store is greater than $ 84.45. The average price of all textbooks from the store is $ 84.45 Question 1 3.33/5 pts ' 96-99 The average price of textbooks in a sample is $ 84.45 The average of price of all textbooks from the store is less than $ 84.45. Score on last try: 3.33 of 5 pts, See Details for more You can retry this question below Based on a sample of 110 textbooks at the store, you find an average o bookstore costs $ 84.45. You want to test this claim he null and alter The point estimate is: |95.65 (to 3 decimals) Hip > 84.45 The 95 % confidence interval (use z") is: 482.47 O Ho: 14 2 84.45 HI: 84.45 @ Reject the null hypothesis O Ho:p 2 84.45 H: P 0.7 question Help: Message Instructor HI:# 3 0.7 Submit Question Question 2 B o/5 pts ' 100 3is home's in oregon coned wyse paged that ass of homes were heated by natural gas. A random sample th homes in Oregon found that 138 were heated by natural gas. Test the claim found them amount in at least A decimal Isdifferent than what w what was reported. Use a 10% significance 12021, 2:06 84 Homework 8.2 What are the correct hypotheses) (Select the correct symbols and use decimal values not percentages Based on the hypotheses, find the following: Mo: Select an answer [7 v Test Statistic . My: Select an answer ? v Critical-value- Based on the hypotheses, compute the following arrows can only be dragged to z-scores that are accurate to 1 place after the decimal point (these values Test Statistic . to the right, between or left and right of the z-score(s). -value - Shade: [Left of a value v . Click and drag the arrows to adjust the values. Based on the above we choose to [Select an answer The correct summary would be: [Select an answer homes in Oregon that were heated by natural gas is different than what the DOE reported value of 46%. Question Help: Message instructor Submit Question Question 3 Er 0/5 pts @ 100 correct decision is to Select an answer Y. prostate examined is significantly less than 0. 3. A random sample of 705 men over the age of 50 foun claim? Test the relevant hypotheses using a 1% level of significance. Give answer to at least 4 depp the men over the age of 50 who regularly have their prostate examined is significantly chills, the proportion of Question Help: Message instructor What are the correct hypotheses? (Select the correct Submit Question Her Select an answer 7 v My: Select an answer 7 V . Question 4 B O/5 pts D 100 In 2011, a U.S. Census report determined that bag, or college students the working students Are Gg Cr of 128/21, 2:06 AM 152 are working students . Is there evidence to support the researcher's claim at the 13 significance level? a. Determine the null and alternative typotheses. He:p = (Select the correct symbol and enter the value.) . Determine the test statistic. Round to two decimal C. Find the p - value. Round to four decimal places. p - value - d. Are the results statistically significant? OFail to reject the null hypothe O Reject the null hypothesis. Write the conclusion. students has changed. students has changed Question Help: Message instructor Type here to search O 99 N 49OF Clear ~ DOG ENG 2:17 AM 11/28/2021QBE Homework 8.3.pdf X Microsoft Edge X PDF Homework 8.2.pdf X PDF Homework 9.2-1.pdf X 0 X File | C:/Users/penny/Downloads/Homework%209.2-1.pdf O Gmail YouTube Maps s News of 3 Q + | Page view A Read aloud T Add text Draw v Highlight Erase 11/28/21, 2:08 AM Homework 9.2 Homework 9.2 Due Thursday by 11:59pm Points 19 Submitting an external tool Homework 9.2 Progress saved Done B VOOR : Score: 0/19 0/7 answered . Question 1 0/1 pt 5 100 Suppose we have the following information for two independent samples: 21 = 83 X2 = 75 n1 = 33 n2 = 32 $1 = 9 $2 = 10 Find the critical value for a 99% confidence interval. Question Help: Message instructor Submit Question https://ilearn.laccd.edu/courses/168595/assignments/3607769 1/3 Type here to search O 99- N 2:17 AM 49OF Clear ENG 11/28/2021\\ E Homewoik'Berpdl (:1 G) File C:/Users/penny/Downloads/Homeworl X C File | C:/Users/penny/Downloads/Homework%209.2-5.pdf Gmail YouTube % Maps News of 4 Q + Co | Page view A Read aloud T Add text V Draw Highlight Erase 11/28/21. 2:09 AM Homework 9 mework Due Thursday by 11:59pm Points 19 Submitting an external tool Homework 9.2 Progress saved Done & VocO e : Score: 0/19 0/7 answered .Question 5 0/4 pts ' 100 The agent of a popular American singer wants to see if there is a difference in the average price of concert tickets in New York City and Boston. The agent samples 20 ticket stubs from New York City and 25 from Boston. Test the claim using a 0.01 level of significance. Give answer to at least 4 decimal places. New York City Boston 9 12 10 7 13 https://ilearn.lacod.edu/courses/168595/assignments/360776 11/28/21, 2:09 AM Homework 92 10 12 1 Choose the correct sign for the alternative hypothesis. do: 141 = /42 H1: /41 2 v #2 Based on the hypotheses, find the following: p-value = The correct decision is to Select an answer The correct summary would be: Select an answer v that there is a difference between the average concert ticket prices in New York City and Boston. Question Help: Message instructor Submit Question Type here to search O 99 N 49OF Clear 2:18 AM ENG 11/28/2021PDE Homework 8. X Microsoft Edgy PDF Homework 8. X PDE Homework 9. X PDE Homework 9. X PDF Homework 9. X PDE Homework 9. X PDE Homework 9. X PDE Homework 9. X X C File | C:/Users/penny/Downloads/Homework%209.2-6.pdf Gmail YouTube Maps News of 3 Q + | Page view A Read aloud T Add text V Draw Highlight Erase 11/28/21. 2:10 AM Homework 9.2 Homework 9.2 Due Thursday by 11:59pm Points 19 Submitting an external tool Homework 9.2 Score: 0/19 0/7 answered Progress saved Done & Voce : . Question 6 0/4 pts 100 You are testing the claim that the mean GPA of night students is different from the mean GPA of day claim using a 1% level of significance. Assume the population variances are unequal and that GPAs are normally distributed. Give answers to 4 decimal places. GPA-Night GPA-Day 3.57 3.3 2.78 3.46 3.06 3:54 2.85 3.16 3.09 3.38 3.71 -3.76 2.93 3.08 2.95 2.64 3.05 2.87 3.44 3.32 3.18 3.03 ittps:/Mlearn.laced.edu/courses/168595/assig 11/28/21, 2:10 AM Homework 9.2 3.44 2.97 3.31 3.4 2.94 3.76 3.26 3.01 3.56 2.67 3.36 3.43 3.43 3.75 What are the correct hypotheses? Note this may view better in full screen mode. Select the correct symbols in the order they appear in the problem. Ho: Select an answer v ? v Select an answer H1: Select an answer v ? v Select an answer Based on the hypotheses, find the following: Test Statistic= p-value= The correct decision is to Select an answer The correct summary would be: [Select an answer night students is different from the mean GPA of day students. that the mean GPA of Question Help: Message instructor Submit Question Type here to search O 99 N 49OF Clear ENG 2:18 AM 11/28/2021PDE Homework X Microsoft E X PBE DE Homework X PDF Homework X PDF Homework X PDF Homework X PDF Homework X PDF Homework X PDF Homework X PDE Homework X X C File | C:/Users/penny/Downloads/Homework%209.2-7.pdf 2 Gmail YouTube Maps News of 3 Q + | Page view A Read aloud T Add text Draw Highlight Erase 11/28/21, 2:10 AM Homework 9.2 Homework 9.2 Due Thursday by 11:59pm Points 19 Submitting an external tool Homework 9.2 Progress saved Done & Voc Score: 0/19 0/7 answered . Question 7 0/4 pts ' 100 You are testing the claim that having lights on at night increases weight gain (abstract). A sample of 10 mice lived in an environment with bright light on all of the time and 8 mice who lived in an environment with a normal light/dark cycle is given below. Test the claim using a 6% level of significance. Assume the population variances are unequal and that the weight changes are normally distributed. Give answers to 3 decimal places. Data available at Statkey, choose Mice Wgt Gain-Ze data set Light (x1) Dark (2) 4.67 4.99 5.33 5.43 4.21 6.94 4.6 7.15 5.95 9.17 10.26 11.67 What are the correct hypotheses? Note this may view better in full screen mode. Select the correct symbols he order they appear in the problem. -. . . M . . .. . https:/ilearn.laced.edu/courses d.edu/courses/168595/assignments/3607769 1/3 11/28/21, 2:10 AM Homework 9.2 Mo: [Select an answer v ] [? | |Select an answer v Ha: Select an answer ? v Select an answer Based on the hypotheses, find the following: Sample Statistic = (Hint: difference in means from Ha) p-value = The correct decision is to Select an answer The correct summary would be: Select an answer that sleeping with lights on can cause weight gain. Fonken, L., et. al., "Light at night increases body mass by shifting time of food intake," Proceedings of the lational Academy of Sciences, October 26, 2010; 107(43): 18664-18669. abstract Question Help: Message instructor Submit Question Type here to search O N 49OF Clear 2:18 AM ENG 11/28/2021DE Homewo X