Mathematics, 26.06.2020 15:01, eshavaggar
7. Mrs Green counts the number of children who walk to school. Here are
the results for 20 days. 7,14,23,35, 6,27, 32, 11, 26, 24, 9, 18, 29,21, 12, 38,
22, 19, 28, 30. Write down the frequency and modal class. *
Answers: 3
Mathematics, 22.06.2019 02:30, selenaK9514
Yuto solved the equation below. what is the solution to yuto’s equation?
Answers: 2
Mathematics, 22.06.2019 04:10, cravens511peeelg
Lian is deciding which of two gyms to join. each gym charges a monthly rate plus a one-time membership fee. lian correctly wrote and solved a system of linear equations by substitution to compare the costs of the memberships. in her work, she substituted an expression for one variable and solved for the other. this resulted in the equation 75 = 75. what can lian conclude? one gym charges $75 per month. each gym charges $75 per month both gyms charge the same monthly rate and the same membership fee. both gyms charge the same monthly rate, but not the same membership fee.
Answers: 3
Mathematics, 22.06.2019 04:40, abby6628
The vice president of programming at nbc is finalizing the prime-time schedule for the fall. she has decided to include a hospital drama but is unsure which of two possibilities to select. she has a pilot called the surgeon and another called critical care. to her make a final decision, a sample of 20 viewers from throughout the united states was asked to watch the two pilots and indicate which show they prefer. the results were that 12 liked the surgeon, 7 liked critical care, and one had no preference. state the decision rule, using the 0.10 significance level. h0: π = 0.50 h1: π ≠ 0.50 1. reject h0 if number of + signs is either < = or > = 2. what is your decision regarding h0? is there a preference for one of the two shows?
Answers: 3
7. Mrs Green counts the number of children who walk to school. Here are
the results for 20 days. 7,...
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