NURSING DL-F quiz 8 nursing research (2021/2022 Graded A)

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Course Applied Nursing Research-DL-F Jorge E Hirigoyen Test Quiz 8 Started 10/21/17 12:00 AM Submitted 10/22/17 1:54 PM Status Completed Attempt Score 96 out of 100 points Time Elapsed 37 hours,... 54 minutes Results Displayed All Answers, Submitted Answers, Correct Answers, Incorrectly Answered Questions  Question 1 4 out of 4 points What is the first step in scale development? Selected Answer: C. Conceptualizing the construct Answers: A. Developing an item pool B. Undertaking a preliminary evaluation of the items C. Conceptualizing the construct D. Deciding on the type of scale  Question 2 4 out of 4 points For a distribution of scores on a quality of life scale, the standard deviation was computed to be 4.0. What is the value of the variance for this distribution? Selected Answer: A. 16.0 Answers: A. 16.0 B. 4.0 C. 2.0 D. Insufficient information to determine  Question 3 4 out of 4 points Which measure of central tendency is the most stable? Selected Answer: C. The mean Answers: A. The median B. They are all equally stable. C. The mean D. The mode  Question 4 4 out of 4 points What does a domain sampling model within the classical test theory framework assume? Selected Answer: C. Random sampling of items from a hypothetical universe of items on the construct Answers: A. Random sampling of sources for developing the item pool B. Random sampling of the constructs for which a scale will be developed C. Random sampling of items from a hypothetical universe of items on the construct D. Random sampling of people to participate in the testing of the scale  Question 5 4 out of 4 points Which criterion is popular for putting a halt to factor extraction in exploratory factor analysis? Selected Answer: D. The eigenvalue drops to less than 1.0. Answers: A. The variance accounted for by the last factor falls below 20%. B. The eigenvalue exceeds 10.0. C. A slow, steady decline in the percentage of explained variance is observed. D. The eigenvalue drops to less than 1.0.  Question 6 4 out of 4 points For a distribution of scores on a quality of life scale, the standard deviation was computed to be 4.0. What is the value of the range? Selected Answer: B. Insufficient information to determine Answers: A. 4.0 B. Insufficient information to determine C. 16.0 D. 2.0  Question 7 4 out of 4 points There are four levels of measurement. What is ordinal measurement? Selected Answer: D. A level in which an attribute is rank ordered on a scale with unequal distances between points on the scale Answers: A. A level in which an attribute is ordered on a scale with equal distances between points on the scale but with no rational zero B. A level in which characteristics are classified into mutually exclusive categories C. A level with equal distances between ordered values and a true meaningful zero point D. A level in which an attribute is rank ordered on a scale with unequal distances between points on the scale  Question 8 4 out of 4 points The most frequently occurring score in a distribution is called the: Selected Answer: C. mode. Answers: A. mean. B. avera ge. C. mode. D. media n.  Question 9 4 out of 4 points Which statement about response options for scale items is true? Selected Answer: A. An odd number of options give people the chance to express neutrality or ambivalence. Answers: A. An odd number of options give people the chance to express neutrality or ambivalence. B. Traditional Likert scales have response options that are on a continuum of importance. C. The most commonly used number of response options is 11. D. Fence-sitting is a potential problem with an even number of response options.  Question 10 4 out of 4 points Which sentence is an example of an item with a double negative? Selected Answer: A. I am not usually unkind. Answers: A. I am not usually unkind. B. I often eat kale and spinach. C. I am seldom under a lot of stress. D. I am not usually sad.  Question 11 4 out of 4 points In a content validation, experts are asked to rate items along certain dimensions. Which dimension is rated for the purpose of computing I-CVIs and S-CVIs? Selected Answer: D. The items’ relevance to the construct Answers: A. The items’ readability B. The items’ clarity C. The items’ appropriateness for the target population D. The items’ relevance to the construct  Question 12 4 out of 4 points Which is a guideline for the wording of scale items for a general population? Selected Answer: C. Aim for a reading level at the 6th- to 7th-grade reading level. Answers: A. Use long descriptive sentences to ensure clarity. B. Use jargon to make the sentences more colloquial and familiar. C. Aim for a reading level at the 6th- to 7th-grade reading level. D. Put two or more ideas in a single item to be efficient.  Question 13 4 out of 4 points Which sentence is an example of a double-barreled item? Selected Answer: A. I often eat kale and spinach. Answers: A. I often eat kale and spinach. B. I am not usually unkind. C. I am not usually sad. D. I am seldom under a lot of stress.  Question 14 4 out of 4 points Which would be an example of a positively skewed attribute in general populations? Selected Answer: A. Educational attainment Answers: A. Educational attainment B. Typical number of hours of sleep C. Age at retirement D. Age at menopause  Question 15 4 out of 4 points What is the recommended lower value of acceptability for I-CVIs? Selected Answer: A. .78 Answers: A. .78 B. .90 C. .68 D. .70  Question 16 4 out of 4 points [Show More]

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