Question: 23. A researcher develops a test for selecting intellectually gifted children, with a p, of 56 and a of 8. (a) What percentage of children

23. A researcher develops a test for selecting intellectually gifted children, with a p, of 56 and a of 8.

(a) What percentage of children are expected to score below 60?

(b) What percentage of scores will be above 54?

(c) A gifted child is defined as being in the top 20%. What is the minimum test score needed to qualify as gifted?

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Methods Behavioral Research Questions!

Q:

A researcher develops a test for selecting intellectually gifted children, with a ^ of 56 and a CX of 8. (a) What percentage of children are expected to score below 60? (b) What percentage of scores...

Q:

5. A researcher develops a test for identifying intellectually gifted children. It has a u = 56 and o=8. a. What percentage of children are expected to score above 60? b. What percentage of the...

Q:

413-432_CH18_Nachmias.qxd 1/17/07 3:47 PM Page 413 Chapter Index Construction and Scaling Methods INDEX CONSTRUCTION The Purpose of the Index The Sources of the Data The Base of Comparison Methods of...

Q:

Anais is organizing her rock collection and places each rock in one of three categories: small, medium, or large. This illustrates what level of measurement? Select one: a. nominal b. ordinal Correct...

Q:

Journal of Information Technology Education Volume 6, 2007 The Delphi Method for Graduate Research Gregory J. Skulmoski Zayed University, Dubai, United Arab Emirates Francis T. Hartman and Jennifer...

Q:

Question 7 A recent newspaper article claims that 56% of car accidents involve some evidence of distracted driving. A police officer questions this claim, and pulls a random sample of 50 accident...

Q:

Question 7 A recent newspaper article claims that 56% of car accidents involve some evidence of distracted driving. A police officer questions this claim, and pulls a random sample of 50 accident...

Q:

8 questions please On January 20, 2020, the Diamond Princess cruise ship departed Yokohama, Japan, carrying 3711 passengers and crew. On January 25, a symptomatic passenger disembarked the ship in...

Q:

FINAL Exam Spring 2017 MATH 250 Elements of Statistics Multiple Choice. Due to alternate methods of computation, there may be slight differences in answer the problem number. Please do not add the...

Q:

Need help with these. Just the blank ones. I'm at a loss. Thanks! Chapter 9: Hypothesis Tests for a X New Tab X + m/courses/11299/assignments/228662?module_item_id=642983 # UM Base 10, 2 etc Fraction...

Q:

Find a three-term recurrence relation for solutions of the form y = E Cnx". Then find the first three nonzero terms in each of two linearly independent solutions. n= 0 (x? - 5) y" +2xy' +2xy = 0 The...

Q:

Determine for the quarter ellipse of Prob. 9.67 the moments of inertia and the product of inertia with respect to new axes obtained by rotating the x and y axes about O (a) Through 45o...

Q:

Question 2 1 2 . 5 Points Listen When analyzing an industry characterized by increasing book values of equity, return on equity for a period is most appropriately calculated based on: average book...

Q:

What steps could a company take to avoid making product design and marketing mistakes when introducing new products into East Germany? How would you go about hiring a plant manager for a facility you...