Home / Questions / A psychologist would like to examine the effects of sugar consumption on the activity leve...
A psychologist would like to examine the effects of sugar consumption on the activity level of preschool children. Three samples of children are...
A psychologist would like to examine the effects of sugar consumption on the activity level of preschool children. Three samples of children are selected with n = 5 in each sample. One group gets no sugar, one group gets a small dose, and the third group gets a large dose. The psychologist records the activity level for each child. The data from this experiment are presented below.
No sugar Small dose Large dose
5 3 6
3 3 8
1 7 5 G = 60
1 4 2 ΣX2 = 298
5 3 4
T = 15 T = 20 T = 25
SS = 16 SS = 12 SS = 20
a. Fill in the ANOVA table below:
Source SS df MS F
Between
Within
Total
b. Do these data indicate any significant differences among the three groups? Test with α = .05.
Fcritical = _____________
Decision = _____________
c. Compute η2 , the percentage of variance accounted for by the treatment.
η2 = ______________
Apr 05 2020 View more View Less
Find the present value of the future amount. Assume 365 days in a year. Round to the nearest cent. $20,000 for 9 months; money earns 2%
Aug 05 2021The assignment is in the Word Document as well:Assignment Three PaperThree to five pages in college format with referencesRead case IV.2 on page 570 of the textbook: Swee...
Nov 10 2017Cups of coffee and donuts are complements. Both have inelastic demand. A hurricane destroys half the coffee bean crop. Use appropriately labeled diagrams to answer the fo...
Jul 11 2021You are taking out a one‐year, $8000 loan, the proceeds of which you will use to pay off a credit‐card debt that has an exorbitant interest rate attached to it. Your juni...
Apr 20 2021On January 1, a company purchased 3%, 20-year corporate bonds for $69,033,776 as an investment. The bonds have a face amount of $80 million and are priced to yield 4%. In...
Mar 20 2020Suppose government spending increases. Would the effect on aggregate demand be larger if the Federal Reserve held the money supply constant in response or if the Fed were...
Jul 22 2021An FCC iron-carbon alloy initially containing 0.10 wt% C is carburized at an elevated temperature and in an atmosphere wherein the surface carbon concentration is maintai...
Apr 08 2020The Internet Corporation for Assigned Names and Numbers (ICANN) is a nonprofit entity that organizes Internet domain names. It is governed by a board of directors elected...
Aug 19 2021explain why automobile manufacturers purchase tires from independent suppliers
Aug 11 2021In what way(s) is(are) there a difference between-and-_ ? (0.25 marks). dU 2. In what ways) is(are) there similarities between-_ and ? (0.25 marks) dx
Apr 20 2020