A researcher is interested in whether circadian rhythms influence participants' performance on different kinds of memory tests. The researcher first classifies participants according to whether each is a morning person or an evening person. The researcher then randomly assigns participants to receive either an implicit memory test or an explicit memory test. The researcher then tests everyone at 8 A. M. What is(are) the main effect(s) being tested in the study

1. 34

2. 268

3. x=14.4

step-by-step explanation:

option: d is the correct answer.

d) none of the above.

step-by-step explanation:

clearly from the figure attached to the question we could see that there is no shape given. hence without any shape given in the figure and after rotation we can't obtained a square pyramid.

since, to obtain a image we need a proper figure of the pre-image so that it can be transformed.

hence, the correct answer is:

d) none of the above.

step-by-step explanation:

$54.99

step-by-step explanation:

$54.99 includes 500 min. if she does not exceed 500 min then her bill is $54.99

1^3 + 2^3 + 3^3 +4^3 = (1+2+3+4)^2

step-by-step explanation:

i am only able to answer the first part. i am not sure about the second part. sorry