MATH SOLVE

4 months ago

Q:
# 1.Use technology or a z-score table to answer the question.The expression P(z<1.45) represents the area under the standard normal curve below the given value of z.What is P(z<1.45)?0.07350.07490.92510.92652.Use technology or a z-score table to answer the question.The scores on a standardized test are normally distributed with a mean of 500 and a standard deviation of 60. Jake scored 520 on the test. What percent of students scored below Jake?Round your answer to the nearest whole number.33%57%63%72%3.Use technology or a z-score table to answer the question.Lengths of newborn girls are normally distributed with a mean of 49.2 cm and a standard deviation of 1.8 cm. Consider a group of 2000 newborn girls.Approximately how many girls will be 51 cm or shorter?16831856192819644.The number 0.9967 represents the area under the standard normal curve below a particular z-score.What is the z-score? Enter your answer, as a decimal to the nearest hundredth, in the box.5.Use technology or a z-distribution table to find the indicated area.Suppose ages of cars driven by company employees are normally distributed with a mean of 8 years and a standard deviation of 3.2 years. Approximately 75% of cars driven by company employees are older than what age? 2.1 4.8 5.910.2

Accepted Solution

A:

Answer:1.) 0.92652.) 63%3.) 16834.) 5.9I hope this helped and give me brainiest please