The lengths of giraffes neck at the Wojo zoo are normally distributed with an average of 6 feet with a standard deviation of 1. There are 49 giraffes running around the Wojo zoo. A) what percentage of giraffes have a neck length between 5 and 7 feet?
B) what percentage of giraffes have a neck length less than 4 feet?
C) how many giraffes have a neck length between 7 and 8 feet?
D) how many giraffes have a neck length greater than 5 feet?

Heights of men on a baseball team have a bell-shaped distribution with a mean of 177 cm and a standard deviation of 6 cm. using the empirical rule, what is the approximate percentage of the men between the following values? a. 159 cm and 195 cm b. 165 cm and 189 cm a. 89% of the men are between 159 cm and 195 cm. (round to one decimal place as needed.) b. 89% of the men are between 165 cm and 189 cm. (round to one decimal place as needed.)

What are spirit and opportunity designed to do?

Afish fossil is found in a rock. a foot bone and tooth are found in an older layer of the same rock. what can scientists learn from the rock? a) the area changed from land to water. b) the area changed from water to land. c) the area has always been land. d) the area was once an ocean.