4 f 3 2 1 2 4 6. Figure 2.1 For the distribution in the accompanying graph, Figure 2.1, what is the value of EX? Оа. 15 ОБ. 21 Oc. 10 O d. 30 LO 3.

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4<br>f 3<br>2<br>1<br>2<br>4<br>6.<br>Figure 2.1<br>For the distribution in the accompanying graph, Figure 2.1, what is the value of EX?<br>Оа. 15<br>ОБ. 21<br>Oc.<br>10<br>O d. 30<br>LO<br>3.<br>

Extracted text: 4 f 3 2 1 2 4 6. Figure 2.1 For the distribution in the accompanying graph, Figure 2.1, what is the value of EX? Оа. 15 ОБ. 21 Oc. 10 O d. 30 LO 3.

A sample of n= 20 scores has a mean of M=45 and a standard deviation of s = 8. In this sample, what is the z-score<br>corresponding to X = 57?<br>O a. z= 2.00<br>O b. z=1.50<br>O c.<br>z = 1.00<br>O d. z= 12/20 = 0.60<br>

Extracted text: A sample of n= 20 scores has a mean of M=45 and a standard deviation of s = 8. In this sample, what is the z-score corresponding to X = 57? O a. z= 2.00 O b. z=1.50 O c. z = 1.00 O d. z= 12/20 = 0.60

Jun 01, 2022

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4 f 3 2 1 2 4 6. Figure 2.1 For the distribution in the accompanying graph, Figure 2.1, what is the value of EX? Оа. 15 ОБ. 21 Oc. 10 O d. 30 LO 3.

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