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Chapter 2: Q 25. (page 108)

Density curves Sketch a density curve that might describe a distribution that is symmetric but has two peaks.

Short Answer

Expert verified

Density curve is

Step by step solution

01

Step 1. Given

Density curves is a distribution that is symmetric but has two peaks.

02

Step 2. Concept

A density curve is the graph of a continuous distribution.

03

Step 3. Explanation 

A symmetrical density curve with two peaks that looks like this:

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Most popular questions from this chapter

T2.2. For the Normal distribution shown, the standard deviation is closest to

(a) 0

(b) 1

(c) 2

(d) 4

(e) 5

T2.6. The figure shown is the density curve of a distribution. Five of the seven points marked on the density curve make up the five-number summary for this distribution. Which two points are not part of the five-number summary?

(a) Band E
(b) C and F
(c) C and E
(d) B and F
(e) A and G.

The distribution of heights of young women aged 18to 24is approximately N(64.5,2.5)

2. What percent of young women have heights greater than 67inches? Show your work.

About what percent of calls lasted less than 30 minutes? 30 minutes or more?

About what percent of the cockroaches have weights between 76 and 84 grams?

(a) 99.7%

(b) 95%

(c) 68%

(d) 47.5%

(e) 34%
See all solutions

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