a) In a private school students can choose only of French, Spanish or Music as their Elective. In a group of students, the number of males and females studying Spanish, French or Music are given in a table below Spanish French Music Males 23 12 26 Females 12 15 09

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A: a=140 b=60 a+b=200 c=40 d=60 c+d=100 a+c=180 b+d=120 N=300

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A: Note: According to Bartleby guidelines expert solve only one question and rest can be reposted.

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A: Given,n=1000x=823sample proportion(p^)=xnp^=8231000=0.8231-p^=1-0.823=0.177α=1-0.95=0.05α2=0.025Z0.0...

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A: Please see handwritten solution

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A: Solution: Given information: Number of classes = 10  Maximum value in the data is 120 Minimum value ...

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A: mean=E(X)=∑X.P(X)

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A: As per our guidelines, we can answer only the first question, Kindly repost the others for answers  ...

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A: Solution

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A: Mutually exclusive events are events that cannot happen at same time.

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A: We have given that Let X1, X2, .......Xn be random variables with continuous cdf Fx

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A: Given Spinner

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A: Given  μ=population mean=30+m  x̄=sample mean= 24+m  n=40  Hypothesis  Ho: μ≤30+m  Vs H1: μ >30+m...

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A: When we toss three coins then the sample space S is given by S = { HHH, HHT, HTH, THH, TTH, THT, HTT...

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A: Please see the handwritten solution

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A: We have given that.   X~N( μ , ?^2 )   μ =96 , ? = 10   Z-score =( x - μ )/?

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A: Note: Hi, thank you for the question. As per our company guideline we are supposed to answer only fi...

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A: Please see the handwritten solution