Mathematics, 01.03.2021 21:50 kaitlynn73
About 10% of people in the United States do not wear a seat belt. Suppose we take a random sample of 180 U. S. residents, and let X - the
number of people who do not wear their seat belt.
(a) Calculate the mean and standard deviation of the sampling distribution of X. Be sure to show the formulas that you used in your
calculations.
(b) Interpret the standard deviation.
c) Justify that the distribution of X is approximately normal.
Answers: 1
Mathematics, 21.06.2019 14:50, parisowl7900
About 60% of the normal humanbeing's body weight is composed ofwater. how much of a 125 poundperson is water weight? f 72 pounds h 76 poundsg 75 pounds i 80 pounds
Answers: 3
Mathematics, 21.06.2019 17:00, landenDfisher
For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is
Answers: 2
Mathematics, 21.06.2019 23:40, Quidlord03
Which is the scale factor proportion for the enlargement shown?
Answers: 1
About 10% of people in the United States do not wear a seat belt. Suppose we take a random sample of...
Chemistry, 01.07.2020 15:01
Physics, 01.07.2020 15:01
Mathematics, 01.07.2020 15:01