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The accompanying table describes results from groups of 10 births from 10 different sets of parents. The random variable x represents the number of girls

The accompanying table describes results from groups of 10 births from 10 different sets of parents. The random variable x represents the number of girls among 10 children. Use the range rule of thumb to determine whether 1 girl in 10 births is a significantly low number of girls.

Number of

Girls x

P(x)

0

0.003

1

0.015

2

0.036

3

0.116

4

0.205

5

0.237

6

0.204

7

0.114

8

0.035

9

0.019

10

0.016

Use the range rule of thumb to identify a range of values that are not significant.

The maximum value in this range is ? girls.(Round to one decimal place asneeded.)

The minimum value in this range is ? girls.(Round to one decimal place asneeded.)

Based on theresult, is 1 girl in 10 births a significantly low number ofgirls? Explain.

A.

No, 1 girl is not a significantly low number ofgirls, because 1 girl is within the range of values that are not significant.

B.

Yes, 1 girl is a significantly low number ofgirls, because 1 girl is above the range of values that are not significant.

C.

Yes, 1 girl is a significantly low number ofgirls, because 1 girl is below the range of values that are not significant.

D.

Not enough information is given.

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