Recent activity by Leo Ribeiro

Recent activity by Leo Ribeiro

If np >= 5 and nq >= 5 , estimate P(at least 10) with n = 13 and p = 0.5 by using the normal distribution as an approximation to the binomial distribution ; if np < 5 or nq < 5 then state that the normal approximation is not suitable.

asked Nov 28, 2023

1 answer 113k views

Question 2 of 11 What will happen to the particles of a substance that is cooled to OK? A. They will stop moving. B. They will speed up. C. They will form a liquid. D. They will gain thermal energy. plsssss

answered Oct 28, 2023

1 answer 163k views

Explain howadding linear expressions is similar to simplifying expressions.

asked Oct 23, 2023

1 answer 40.5k views

Help pls pls pls pls

asked Sep 10, 2023

2 answers 157k views

The movement of molecules against a concentration gradient is called __.

answered Jun 2, 2023

1 answer 189k views

Please help me please help me

answered May 24, 2023

1 answer 109k views

What is the craziest thing you guys have ever done- Yes this is needed for school since they are asking what is the craziest thing I have ever done.

answered Apr 14, 2023

2 answers 46.2k views

The price of a tv was decreased by 20% to £1440. What was the price before the decrease?

asked Jan 12, 2023

1 answer 197k views

-28=7(x-7) what does x equal

asked Nov 27, 2022

2 answers 51.0k views

The half-life of radium-226 is 1590 years. (a) A sample of radium-226 has a mass of 100 mg. Find a formula for the mass of the sample that remains after t years. (b) Find the mass after 1000 years correct

answered Sep 29, 2022

1 answer 54.6k views

Hi my name is coolboy123hillok

answered Sep 18, 2022

2 answers 16.5k views

The following T-account is a summary of the Cash account of Tamarisk, Inc.. Cash (Summary Form) Balance, Jan. 1 8,200 Receipts from customers 362,100 Payments for goods 294,200 Dividends on stock investments

answered Sep 14, 2022

1 answer 211k views

Is there anything else you can do to help the environment?

asked Aug 1, 2022

2 answers 214k views

Plsss helpppppp .....

answered Jul 17, 2022

2 answers 185k views

Identify the equation that correctly shows the given relationship.

asked Jul 10, 2022

2 answers 148k views

What is the missing value?

answered Jun 28, 2022

1 answer 21.5k views

PLEASE ANSWER ASAP! What was Stalin feared in the Soviet Union?

asked Jun 1, 2022

1 answer 153k views

7. Joints can be prepared for vigorous physical activity by doing A. push-ups. C. stretching B. sit-ups. D. weight training

asked Apr 10, 2022

1 answer 137k views

How does socialization contribute to your understanding of gender and gender roles?

asked Mar 20, 2022

1 answer 235k views

A dramatic work with a happy ending is categorized as what type of drama? A. comedy B. tragedy C. tragicomedy D. modern

answered Mar 13, 2022

2 answers 116k views

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