Homework Answers
Q9. The differentiated equation is,
dwage/age = 0
0= b2-2b3*age
0=800-2*10*Age
20Age=800
Age = 800/20=400
Q10. Option c
The formula is,
= mean+Critical value*Standard error
= 3.7+1.96*2
=7.62
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Question 7 Not yet answered Points out of 1 P Flag question You are offered the following gamble: Flip two fair coins. If at least one head comes up, you win $12. If not, you lose $24. What is the expected value of this gamble? Select one: a. $3 c. $0 Question 8 Not yet answered Points out of 1 Suppose X is a random variable. How are the variance and standard deviation of...
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Question 14 Not yet answered Marked out of A Survey of Study Habits and Attitudes (SSHA) is a psychological test that measures the motivational attitude toward school and study habits of students. Scores range from 0 to 200. The mean for Canadian college students is about 115, and the standard deviation is about 30. A teacher who suspects this population average to be incorrect gives the SSHA to 25 students who are at least 30 years of age. The sample...
Question 2 Not yet answered Points out of 1.00 Flag question What is consumption in this economy? In trillions of dollars GDP Government Purchases Transfer Payments Exports Imports Net foreign factor income 5.0 0.2 0.4 0.5 0.4 Select one: a. Not enough information to compute consumption b. 3.6 trillion C. 4.1 trillion d. 3.9 trillion
Question 14 Not yet answered Points out of 4.00 Flag question Let r -red blood cell (RBC) count in millions per cubic millimeter of whole blood. Suppose for healhy females,r has an approximately normal distribution with mean μ-4.8 and standard deviation。一0 4 Convert the following x ïnterval from a laboratory test to a : interval. 52 <x Select one: O C.-z ○ d.kz O Type here to search 2 Tab
Question 43 Not yet answered The sequence below is the anticodon of a tRNA molecule. What amino acid do you expect to find bound to the tRNA? Use the 3 letter code for the aminoacid name (i.e gly for glycine), case is not important. 5-tcg-3 Points out of 2.50 P Flag question Answer: Question 44 Not yet answered Points out of 2.50 If a base is misread, and in consequence, the wrong nucleotide is written in the nascent DNA strand,...
Question 7 Not yet answered Points out of 1.00 P Flag question Suppose you are conducting a pool-variance t-test to test the difference in two population means. You take a random sample of size 20 from population 1 and a random sample of size 25 from population 2. What are the degrees of freedom? Select one: 43 46 44 45 None of these are correct
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