V Home X D21 Module Seven - MAT-240-J5406 x Zy Section 7.1 - MAT 240: Applied St x zy Section 7.1 - MAT 240: Applied St x 0 X + Re C A learn.zybooks.com/zybook/MAT-240-J5406-OL-TRAD-UG.22EW5/chapter/7/section/1 . .. = zyBooks My library > MAT 240: Applied Statistics home > 7.1: Hypothesis test for a population proportion EzyBooks catalog Help/FAQ Kristin Segovia An elementary teacher wants to know if the school has a higher proportion of left-handed students than the usual proportion of Be 0.10. The teacher surveys a random sample of 50 students, and finds that 7 are left-handed. 1) What is the sample proportion p? O 0.14 O 0.10 0 7 2) What is the hypothesized proportion po? O 0.14 O 0.5 O 0.10 3) What is the sample size n? O 50 0 7 4) What is the test statistic z? 0 O 0.943 O -0.815 Feedback? Type here to search O 61"F Sunny ~ D ( () 2:00 PM 6/18/2022 L