Mathematics, 04.02.2021 22:50 danielahchf
3. There are 156 Radio City Music Hall Rockettes in all of the traveling companies + the performers in New York. Assume the heights of the dancers are normally distributed with an average of 5.7 feet and a standard deviation of 0.07 feet
(a) What is the range of heights (minimum and maximum ) for the center 95% of Rockettes?
(b) What is the range of heights (minimum and maximum) for the center 99.7% of Rockettes?
(c) If a Rockette is 5.75 feet tall, what is her z score?
(d) If a Rockette is 5.7 feet tall, what is her z score?
(e) What percent of Rockettes are taller than 5.7 feet?
(f)What percent of Rockettes are between 5.6 and 5.8 feet tall?
(g ) How many Rockettes are shorter than 5.8 feet (round your answer to the nearest whole Rockette)?
(h) A Rockette at the 25th percentile is how tall?
(i) A Rockette at the 75th percentile is how tall?
(j) A Rockette at the 50th percentile is how tall?
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