Author Question: Answer the question based on the following situation:An honest coin is tossed 1600 times. The random ... (Read 284 times)

mcmcdaniel · **on:** May 5, 2020

Question 1

For a population of 2000 students taking the SAT math exam, the scores on the exam have an approximately normal distribution with mean μ = 590 and standard deviation σ = 70.

Approximately how many students scored less than 543 points?
◦ 543
◦ 637
◦ 500
◦ 750
◦ none of these

Question 2

Answer the question based on the following situation:
An honest coin is tossed 1600 times. The random variable X denotes the total number of heads that come up in the 1600 tosses.

What are the chances that X is 800 or less?
◦ approximately 0%
◦ approximately 100%
◦ approximately 40%
◦ approximately 50%
◦ none of these

TINA · **Reply #1 on:** May 5, 2020

A FREE account is required to view all solutions!

Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.

Answer Preview

Only 25% of students answer this correctly