Mathematics, 26.11.2019 06:31, theamandawhite
The heights of adult men in america are normally distributed, with a mean of 69.3 inches and a standard deviation of 2.64 inches. the heights of adult women in america are also normally distributed, but with a mean of 64.5 inches and a standard deviation of 2.53 inches. a) if a man is 6 feet 3 inches tall, what is his z-score (to two decimal places)? z = 2.16 b) what percentage of men are shorter than 6 feet 3 inches? round to nearest tenth of a percent.
Answers: 2
Mathematics, 21.06.2019 16:30, leenzazou98241
The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year. how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.
Answers: 1
Mathematics, 21.06.2019 17:00, laylay7383
The table below shows the height of a ball x seconds after being kicked. what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x) = x2 + x + 0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds? feet
Answers: 2
Mathematics, 21.06.2019 17:00, karina1466
What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.
Answers: 1
The heights of adult men in america are normally distributed, with a mean of 69.3 inches and a stand...
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