Mathematics, 28.03.2020 03:43 sethlynn2003
A survey of 700 adults from a certain region asked, "What do you buy from your mobile device?" The results indicated that 59% of the females and 52% of the males answered clothes. The sample sizes of males and females were not provided. Suppose that of 400females, 236 reported they buy clothing from their mobile device, while of 300 males, 156 reported they buy clothing from their mobile device. Complete parts (a) through (d) below. A)-Determine the value of the test statistic- Determine the critical values (two tailed)b) Find the p valuec) construct a 95% confidence interval estimate for the difference between the proportion of males and females who said they buy clothing from their mobile devices.
Answers: 3
Mathematics, 21.06.2019 20:30, kaliyaht01
The frequency table shows the results of a survey comparing the number of beach towels sold for full price and at a discount during each of the three summer months. the store owner converts the frequency table to a conditional relative frequency table by row. which value should he use for x? round to the nearest hundredth. 0.89 0.90 0.92 0.96
Answers: 2
Mathematics, 21.06.2019 22:30, Carlosanddana123
What is the approximate value of x in the equation below.–3.396–0.7080.3040.955
Answers: 1
A survey of 700 adults from a certain region asked, "What do you buy from your mobile device?" The r...
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