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What is the probability that Wanda and Siyabulela will win first and second price

What is motivation


4. Identify the sampling flaw in the following three survey designs. Once you have identified the flaw, indicate how you would correct it.
A.The principal at a school wants to survey the students to see if they would like increased lunch time in place of one academic course. He gives this survey to the freshman PE teachers to hand out to their classes.• flaw: •correction:
B. A political campaign wants to poll potential voters to see how they feel about a candidate. They place calls to homes between the hours of 8:00-10:00 A.M. and again from 6:00 – 8:00 P.M. • flaw: • correction:
C. The mayor wants input from the community on the planned festivities for the upcoming 4th of July celebration. She places a survey of options in the community paper and lists the phone number for citizens to respond with their answers.•flaw: • correction:

Wanda and her sister, Siyabulela entered a lucky draw and can win R250 000 worth of prizes from a gaming magazine. Wanda sent through 15 entry forms, while Siyabulela sent through 35.

The report from the competition administrators is that 400 entries qualified, and both Wanda and Siyabulela qualified. Use this information to answer the following questions:

1.1 If Wanda wins first prize, what is the probability that Siyabulela will win second prize? (The first prize-winning entry is not put back in the container.).

1.2 What is the probability that Wanda and Siyabulela will win first and second prize?


Wanda and her sister, Siyabulela entered a lucky draw and can win R250 000 worth of prizes
from a gaming magazine. Wanda sent through 15 entry forms, while Siyabulela sent through 35.
The report from the competition administrators is that 400 entries qualified, and both Wanda and
Siyabulela qualified. Use this information to answer the following questions:
1.1 If Wanda wins first prize, what is the probability that Siyabulela will win second prize? (The
first prize-winning entry is not put back in the container.).
1.2 What is the probability that Wanda and Siyabulela will win first and second prize?
Which idea concerning hypnosis is false?

Hypnosis can be used to treat chronic pain
Hypnosis people cannot exhibit superhuman strength.
Hypnosis people can be made to act against their will.
Hypnosis can promote the formation of false memories
How can both the workplace and home life create stress that impacts psychological well-being?
Professor Lima believes that watching cooking shows on television increases a person's cooking
ability. Design the research method that would be used to test the Professor's theory, Be sure
to include each of the following:
a) Identify which research method he should use
b) Correctly identify the independent and dependent variables
c) List one potential confounding variable

Neurons, by some estimates, spend up to 40% of their energy maintaining a resting membrane potential of about -70 mV. Why is this a worthwhile investment? What would be the impact on our behavior if the resting membrane potential was shifted either more negative, to about -90 mV, or more positive, to about -65 mV? (Assume that everything else about the neuron, including threshold, remains unchanged).



Discuss all 3 components of the Dual-Store Model of Memory. Give an example of the development of a piece of information through all 3 structures of your memory according to the Dual-Store Model. At each stage, give the verbal or visual stimulus and the cognitive processing for transferring information between stages. Include clear biblical principles in your response.
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