Mathematics, 25.06.2021 01:50, ajbyrd911
According to government documents in 2002, the percentage of individuals who admitted to consistently going more than 10 miles per hour on the interstate was 36%. A survey conducted in 2019, showed that out of 963 participants surveyed, 315 of them admitted to consistently going more than 10 miles over the speed limit. Is there sufficient evidence at that the percentage of individuals speeding more than 10 miles per hour over the speed limit has decreased since 2002?
a) What are the null and alternative hypotheses?
b) What is the value of the test statistic?
c) What is the critical value?
d) What is the decision?
e) What is the conclusion?
Answers: 3
Mathematics, 21.06.2019 15:30, makaylahendrix7954
Mary works for a company that ships packages and must measure the size of each box that needs to be shipped. mary measures a box and finds the length is 7 inches, the width is 14 inches, and the height is 15 inches. what is the volume of the box? [type your answer as a number.]
Answers: 1
Mathematics, 22.06.2019 01:30, bobjill1609
Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi, r^3 , where r is the sphere’s radius.
Answers: 1
According to government documents in 2002, the percentage of individuals who admitted to consistentl...
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