nursing management mcq pdf

SECTION-13

##### Q61. A normal distribution curve depends on

(a) Mean and sample size

(b) Range and sample size

(c) Mean and standard deviation

(d) Mean and median

Ans: (d) Mean and median

##### Q62. If r = 1.20 it means

(a) Strong positive correlation

(b) Negative correlation

(c) No correlation

(d) It is a wrong statement

Ans: (d) It is a wrong statement

##### Q63. Mean bone density amongst two groups of 50 people each is compared with each other The  test of significance used would be:

(a) Paired ‘t’ test

(b) Student ‘t’ test

(c) Analysis of variance

(d) Chi-square test

Ans: (b) Student ‘t’ test

##### Q64. ANOVA is used

(a) To compare means in two groups

(b) To compare means in three or more groups

(c) To compare means in one group before and after intervention

(d) To find correlation

Ans: (b) To compare means in three or more groups

##### Q65. Appropriate statistical method to compare two means is:

(a) Chi square test

(b) Students T test

(c) Odd ratio

(d) Correlation coefficient

Ans: (b) Students T test

##### Q66. Test used to compare two proportions is/are

(a) Paired t test

(b) Unpaired t test

(c) ANOVA

(d) Chi square test

Ans: (d) Chi square test

##### Q67. When do the variables follow standard normal distribution?

(a) Mean = Median

(b) Median = Variance

(c) Mean = 2 x Median

(d) Standard deviation = 2 x variance normal curve

Ans: (a) Mean = Median

(a) 0.34

(b) 0.68

(c) 0.17

(d) 0.47

Ans: (a) 0.34

##### Q69. Measures of dispersion all except:

(a) Range

(b) Mean or average deviation

(c) Standard deviation

(d) Correlation and regression

Ans: (d) Correlation and regression

##### Q70. Mean and standard deviation can be worked out only if the data is on:

(a) Interval/ Ratio scale

(b) Dichomatous scale

(c) Nominal scale

(d) Ordinal scale

Ans: (a) Interval/ Ratio scale

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