A First Course in Probability (10th Edition)
10th Edition
ISBN: 9780134753119
Author: Sheldon Ross
Publisher: PEARSON
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Follow-up Question
In addition to equal variances, what other assumption is necessary in (a)?
A.
In addition to equal variances, it must be assumed that the population sizes are equal.
B.
In addition to equal variances, no other assumptions must be made because the sample sizes are large enough (greater than or equals 30 for each sample).
C.
In addition to equal variances, it must be assumed that the samples are specifically chosen and not independently sampled.
D.
In addition to equal variances, it must be assumed that the sample means are equal.
Solution
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Follow-up Questions
Read through expert solutions to related follow-up questions below.
Follow-up Question
In addition to equal variances, what other assumption is necessary in (a)?
A.
In addition to equal variances, it must be assumed that the population sizes are equal.
B.
In addition to equal variances, no other assumptions must be made because the sample sizes are large enough (greater than or equals 30 for each sample).
C.
In addition to equal variances, it must be assumed that the samples are specifically chosen and not independently sampled.
D.
In addition to equal variances, it must be assumed that the sample means are equal.
Solution
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- Could you perhaps draw this?arrow_forwardRule1: If today is rain then tomorrow is rainy certainty factor 0.5 Rule2: if today is dry then tomorrow is dry is certainty factor 0.5 Rule3: if today is rain and the rainfall is low then tomorrow is dry is cf 0.6 Rule4: if today is rain and rainfall is low and temperature is cold, then tomorrow is dry is certainty factor 0.7 Rule5: if today is dry and temperature is cold then tomorrow is rain is cf 0.65. Rule6: if today us dry and temperature is cold sky is overcast then tomorrow is cf 0.55 Base on the information provided by the user, today is rain certainty factor is 1.0 and certainty factor for rainfall is low is 0.8 and the temperature is cold is 0.9. What certainty factor (cf) should be assigned to hypothesis ? 1. Tomorrow is dry 2. Tomorrow is rainarrow_forwardIs this fully simplifed ?arrow_forward
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