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Masja [62]
3 years ago
5

dentify the type of observational study​ (cross-sectional, retrospective, or​ prospective) described below. A research company u

ses a device to record the viewing habits of about 12 comma 500 ​households, and the data collected today will be used to determinenbspthe proportion of households tuned to a particular children's program. Which type of observational study is described in the problem​ statement?
Computers and Technology
1 answer:
valentinak56 [21]3 years ago
5 0

Answer:

A cross-sectional study  

Explanation:

Cross-sectional research in psychology is defined as using a variety of people who differ in the variable of interest but carries other characteristics as well, including educational background, ethnicity, socioeconomic status, etc. It is often used by a researcher who studies developmental psychology. it is used for population-based surveys and to assess the prevalence of disease. These studies are usually inexpensive and relatively faster.

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man who is colorblind marries a woman who has normal color vision and is not a carrier of color blindness. If this couple has a
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Answer:

Each of their sons has around a 0% chance for being color blind.

they will have normal girls but they will be carriers

Explanation:

Since the man is colour blind and he donates the X- Chromosome that is the carrier to the woman, they will give birth to a daughter who is a carrier but not color blind. If the man donates the Y chromosome, then they will give birth to a normal male child who is not color blind neither is he a carrier

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3 years ago
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Calculate the performance of a processor taking into account stalls due to data cache and instruction cache misses. The data cac
zhuklara [117]

Answer:

- Calculate the additional CPI due to the icache stalls.

- Calculate the additional CPI due to the dcache stalls.  

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The additional CPI due to icache stalls = Hit Rate * Hit Latency + Miss Rate*  

Miss Penalty = 0.9*2 + 0.1*50 = 1.8 + 5 = 6.8  

The additional CPI due to dcache stalls = 0.92*2 + 0.08*124 = 11.76  

The overall CPI = 0.3*11.76 + 0.7*1.0 + 1.0*6.8 = 11.03 7.  

Explanation:

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001101000111 is the bcd no for 347

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Sites like Zillow get input about house prices from a database and provide nice summaries for readers. Write a program where the
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