Consider the IQ model N(100, 16) one last time.

a) What IQ represents the 15th percentile?

b) What IQ represents the 98th percentile?

c) What's the IQR of the IQs?

answers

watching

220

views

For unlimited access to Homework Help, a Homework+ subscription is required.

You have 0 free answers left.
Get unlimited access to 3.8 million step-by-step answers.

Get unlimited access

Already have an account? Log in

sharjeelkhan7867Lv1

6 Sep 2023

Unlock all answers

Get 1 free homework help answer.

Already have an account? Log in

You have 0 free answers left.
Get unlimited access to 3.8 million step-by-step answers.

Get unlimited access

Already have an account? Log in

Karol A.Lv10

3 Apr 2021

Already have an account? Log in

Related questions

What percentage of the population has an IQ over 140? Consider that the distribution of the IQ for the population is a normal distribution with a mean equal to 100 and a standard deviation equal to 16.

chocolatecaribou169

The following frequency histogram represents the IQ scores of a random sample of seventh-grade students. IQs are measured to the nearest whole number. The frequency of earch class is labeled above each rectangle. Use the histogram to answers parts (a) through (g).

(a) How may students were smapled?

...........students

(b) Determine the class width

The class width is ........

(c) Identify the classes and their frequencies choose the correct answer below.

(a) 60-70,2; 70-80, 2; 80-90, 14:90-100, 43:100-110, 56: 110-120, 40; 120-130, 30:130-140, 9:140-150, 3:150-160, 1.

(b) 65,2; 75, 2,85, 14, 95, 43; 105,56; 115, 40; 125, 30; 135, 9; 145, 3;155, 1

(d) Wich class has the hgihest frequency?

fuchsiawasp174

A sleep time of hours per day for a newborn baby is at the percentile of the distribution of sleep for all newborn babies. Assuming the distribution is normal with a standard deviation of hours, approximately what is the mean sleep time, in hours per day, for newborn babies?