please number answers 1-10! Thank you!
The following information was obtained from matched samples taken from two populations. Assume the population of differences is normally distributed. Individual Method 1 Method 2 1 7 5 2 5 7 3 6 8 4 7 11 5 5 9 Find the point estimate for the difference between the means of the two populations (Method 1 Method 2). m -4 A 2 A 0 (71 Need Help? [-l3 Points] ASWSBE1410.TB.4.001. | MY N If we are interested in testing whether the proportion of items in population 1 is larger than the proportion of items in population 2, the A alternative hypothesis should state p1 p2 = 0. A alternative hypothesis should state p1 p2 0. The management of a department store is interested in estimating the difference between the mean credit purchases of customers using the store's credit card versus those customers using a nation: major credit card. You are given the following information. Find a point estimate for the difference between the mean purchases of all users of the two credit cards. 0 1 O 10 Q 15 Q 290 The results of a recent poll on the preference of shoppers regarding two products are shown below. Find the point estimate for the difference between the two population proportions in favor of this product. 0 0.05 0 0.075 O 0.64 O 0.75 0-4 00 04 020 Need Help? i The following information was obtained from independent random samples taken of two populations. Find the point estimate for the difference between the means of the two populations. 6. [-I3 Points] ASWSBE1410.TB.4.007. n1 = 1,400 Number of accidents = 170 n2 = 1,500 Number of accidents = 120 hypothesis. 0 pu - pc * 0 O Pu - Po 5 0 Q \"Li _ po = 0 Opupazo ASKYOURTEACHER PRACTICE ANOTHER An insurance company selected samples of clients under 18 years of age and over 18 and recorded the number of accidents they had in the previous year. The results are shown below. We are interested in determining if the accident proportions differ between the two age groups. Let p\" represent the proportion under and p,3 the proportion over the age of 18. Find the null Salary Information regarding male and female employees of a large company ls shown below. Find the point estimate of the difference between the means of the two populations. 0 4 O 5 O 24 Q 72 Need Help? i A statistics teacher wants to see if there is any difference in the abilities of students enrolled in statistics today and those enrolled five years ago. A sample of final examination scores from students enrolled today and from students enrolled five years ago was taken. You are given the following information. Five Today Years Ago x 86 87 02 112.5 54 n 45 36 Find the point estimate for the difference between the means of the two populations. O -9 O -1 0 9 58.5In order to determine whether or not there is a signicant difference between the mean hourly wages paid by two companies (of the same industry), the following data have been accumulated. Find a point estimate for the difference between the two population means. 0 0.05 O 1.25 O 2.00 O 25.00 If the null hypothesis is rejected in hypothesis testing, \"j the data must have been accumulated incorrectly. Q no conclusions can be drawn from the test. f\"? the alternative hypothesis is true. if the sample size has been too small
