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give me quick answer for my homework quiz below : 1. If the null hypothesis is rejected, which of the following is accepted? : a.

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give me quick answer for my homework quiz below :

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1. If the null hypothesis is rejected, which of the following is accepted? : a. Null Hypothesis b. Positif hypothesis c. Negative hypothesis d. Alternative hypotheses 2. A researcher tested the durability of wax as a layer of car paint. There are three types of wax to try (typel, type2 and type3).. It is then measured how long the wax layer begins to fade. The real level of a for testing is 0.05. Complete the following ANOVA section and use it to answer the questions below: Source DB Sum of squares (JK/SS) Middle Square (KT/MS) Treatment 17.04 Error Total 31.23 What are the conclusions of the analysis above? : a. Rejecting Ho b. Accepting Ho 3. If H0: ulsuz, then the correct alternative hypotesis form is : a. H1: mi 112 b. H12 111 112 4. Suppose there is a correlation of r = 0.9 between the number of student study hours and GPA. Which of the following is the correct conclusion?? a. 90% of students receive high grades b. 90% diversity in GPA can be explained by diversity in the number of hours studied c. 10% of the rgyps in GPA cannot be explained by the diversity in the number of study hours per day d. 80% of diversity in GPA can be explained by diversity in the course of daily studies 5. A researcher tested the durability of wax as a layer of car paint. There are three types of wax to try (typel, type2 and type3).. It is then measured how long the wax layer begins to fade. The real level of q for testing is 0.05. Complete the following ANOVA section and use it to answer these questions: Source DB Sum of Middle Square squares (KT/MS) (JK/SS) Treatment 17.04 Error Total 31.23 The statistical value F in the ANOVA table above is: a. 8.52 b. 5.39 c. 2 (1. 0.1854 6. The degree of free distribution of x2 to test the similarity of the pro- portion of k(k>3) of the population is: a. k-Z b. kl c. k d. k/2 7. Perform the t-test using the following statistics, p-value =0.01033. Null hypothesis Ho = u1-u2=0, then the correct statement is: a. H0 is not rejected at the 5% level b. H0 Not rejected at the 1% level 8. A coin is tossed 200 times, the result of which is as follows: Results that appear Head Tail frequency 120 80 Calculate the statistical value of the test : a. X2 =3.84 b. x2 = 3.04 c. X2 = 3.64 d. X2 = 3.94 9. What residuals show in a simple linear regression model? a. Difference between actual Y value and Y average b. Difference between actual Y values and predicted values c. square and slope root cl. prediction value Y for the average X value End of document

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