23-09-2020
Mathematics

contestada

What is the probability of tossing 7 Coins and having 4 heads and 3 tails

Respuesta :

23-09-2020

Answer:

35/128

Step-by-step explanation:

7 coins are tossed, each coin has two possibilities therefore total number of possibilities are 2^7 = 128. The possibilities of obtaining 4 heads and 3 tails is 7C4 = 7C3 = 35. Therefore the probability of obtaining 4 heads and 3 tails 35/128.

Answer Link

Otras preguntas

For a linear system in two variables, in which form do you want your equations in so you can easily graph them? A.Slope Intercept Form B.Point-Slope form C.Impr

Below is an excerpt. What sort of tone would you use if you were to read it aloud to the class? Serious or lighthearted? Why? One of the deadliest animals in th

Area of the shaded region. Find the area of the darker shaded region with the following measurements:

Find the unit rate (How much for one shirt?): $98.73 for 6 shirts (round to the nearest hundredth).

where was the most first of all the runners correct the sentence pls

1) The formula for the volume of a right circular cyfinder is V=Trh. The value of h can be expressed as

Venn diagram of cells

x^2 - 7x + c = (x + a)^2 for some constants a and c, then find c.

PLZ Help me Elizabeth wants to buy 15 pizzas that are $8 each and will also be charged 7% in sales tax. What will Elizabeth's total bill be?

If $8000 is deposited into an account earning compound interest at an annual interest rate of 4% for 10 years, and it is compounded quarterly (thus 4 times per