An experiment was conducted to determine whether a deficiency of carbon dioxide

Question

An experiment was conducted to determine whether a deficiency of carbon dioxide in the soil affects the phenotype of peas. Listed below are the phenotype codes where

1 equals smooth dash yellow1=smooth-yellow,

2 equals smooth dash green2=smooth-green,

3 equals wrinkled dash yellow3=wrinkled-yellow,

and

4 equals wrinkled dash green4=wrinkled-green.

Do the results make sense?

2

3

3

3

4

3

3

4

1

2

3

2

4

2

(a) The mean phenotype code is?

b) the median phenotype code is?

(c) Select the correct choice below and fill in any answer boxes within your choice.

A.

The mode phenotype code is?

(Use a comma to separate answers as needed.)

B.

There is no mode.

d) The midrange of the phenotype codes is?

(Type an integer or a decimal.)

Do the measures of center make sense?

A.

Only the mode makes sense since the data is nominal.

B.

Only the mean, median, and mode make sense since the data is numerical.

C.

All the measures of center make sense since the data is numerical.

D.

Only the mean, median, and midrange make sense since the data is nominal.

2

3

3

3

4

3

3

4

1

2

3

2

4

2

Explanation / Answer

a. The mean phenotype code is 2.846154.

b. The median phenotype code is 3.

c. A.The mode phenotype code is 3.

d. The midrange of the phenotype codes is 2.5

A. Only the mode makes sense since the data is nominal.

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