2. A developmental psychologist would like to examine the difference in verbal skills for 6-year-old girls compared with 6-year-old boys. A sample of n = 5 girls and n = 5 boys is obtained, and each child is given a standardized verbal abilities test. The data are as follows: GIRLS BOYS X = 83 X = 71 %3D SS = 200 SS = 120 Are these data sufficient to indicate a significant difference in verbal skills for 6-year-old girls and 6-year-old boys? Test at the 0.05 level of significance.

Q: 2p=18

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Q: 4 csc x = -8

A: here, 4 csc x = -8 or csc x = -2. x lies in 3rd and 4th quad.

Q: (3) (-25)

A: Given : 312-934÷-2.5

Q: Answer the picture

A: In the first row 0.6+0.4=1  But in the second row = 0.3+0.2=0.5 ≠ 1 So this is not a transition…

Q: 3. %3D

A: Introduction: There are two types of fractions. One is a proper fraction and another is an improper…

Q: Answer the next question (b)

A: A population of bacteria is currently 2.5 million and increasing by 85% per hour.To find out when…

Q: y + 9=18

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Q: pls answer remaining questions

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Q: 3b-12 = 30

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Q: Please answer D

A: (a) Given that the percentage of stadiums have just built in the past 20 years is, P=15%=15/100=0.15…

Q: Answer 11

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Q: Wht is 10-73

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Q: Answer 20

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Q: Answer 19

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Q: JUST ANSWER THE D

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Q: The meam and stand

A: Given,

Q: Y-12=34

A: Y  - 12= 34 Y         = 34 + 12

Q: (2x3³

A: NOTE: Refresh your page if you can't see any equations. . apply exponent rule

Q: v+1.57=3.13

A:

Q: 60 60 12 /3

A: The altitude of the whole triangle is, cos60=h12312=h123h=63

Q: Evaluate -% - - 0.1 - ½ (-4.5)

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Q: Compare: -30-4 %D

A: -3>-4

Q: 4A please

A: The given statement is false.

Q: Q5: Fill in the blank:

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Q: Evaluate 8r-rs when r=6 and s=5

A: 8r-rs.........A given r=6 s=5  put r and s value in A

Q: Answer 14

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Q: Answer 17

A: We have to find probability

Q: Answer 2

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Q: Answer 13

A: Solve using the properties of logarithms

Q: Can you answer D plz

A: We need to determine which of the sales, 170 CDs or 200 CDs, yields a higher revenue.

Q: 247

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Contingency Table

A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and registered. It is a categorical version of the scatterplot, which is used to investigate the linear relationship between two variables. A contingency table is indeed a type of frequency distribution table that displays two variables at the same time.

Binomial Distribution

Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.