In a grouped frequency distribution, one interval is listed as 50-59 . Assuming that the scores are measuring a continuous variable, what are the real limits for this interval?
a. 50 and 59 c. 49.5 and 59.5
b. 50.5 and 59.5 d. 49.5 and 60.5
C
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If a cell donor’s twenty-third pair of chromosomes do not match, the cell __________
A) cannot be given to the recipient B) donor is a female C) does not have a nucleus D) donor is male
Children begin to become verbally proficient in describing the causes and consequences of emotions at about three or four years of age. All but which of the following is true concerning this emotional advancement?
a. Around this time, children tend to agree that receiving a compliment leads to happy emotions. b. Around this time, children tend to agree that being called a name leads to a negative feeling. c. Around this time, children begin to center their concepts of emotions on internal psychological states. d. Around this time, children can offer suggestions for ameliorating another person's negative emotions.
Acquaintance rape is more frequent under which of the following conditions?
A. when the victim and the assailant have both been drinking or using other drugs B. on dates when the male pays for all expenses C. when the date is in an isolated location D. all of the above
When you think of sensation and perception, you think of your home mail service. When the mail is delivered to your home, the postal worker puts it in your mailbox. You then take the various letters, magazines,
and postcards and sit down to read them, deciding which is important and which is junk. In this scenario, the mailbox is your __________. a. perception system b. sensory system c. central nervous system d. brain