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Answer:Students do not learn to work with people of differing abilities.
Explanation:
researchers found that tracking caused a decrease in student achievement for low-track students and increased achievement for students placed in the higher track.
When using the countif function to find duplicate rows in a list, make sure to press Ctrl+Shift+Enter to convert the function into an array function.
<h3>What is countif function?</h3>
A built-in Excel tool called COUNTIF which measures the specified number of cells. Date, number, and text-containing cells can all be counted with COUNTIF. Logical operators and qualifiers can be used to match only a portion of the parameters used in COUNTIF.
In Excel, Ctrl Shift-Enter simplifies the transformation of the information into an array format with numerous data values. The conventional formula and the array formula in Excel can also be identified using this feature.
Learn more about the countif function, here:
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Answer:
Một vật, khi đã là hàng hoá thì nhất thiết nó phải có giá trị sử dụng. Nhưng không phải bất cứ vật gì có giá trị sử dụng cũng đều là hàng hoá. Như vậy, một vật muốn trở thành hàng hóa thì giá trị sử dụng của nó phải là vật được sản xuất ra để bán, để trao đổi, cũng có nghĩa là vật đó phải có giá trị trao đổi.
Answer:
The answer is post-traumatic stress disorder.
Explanation:
People often suffer from this disorder after experiencing a traumatic event, such as warfare or sexual abuse. Some of the symptomss include constant disturbing thoughts and dreams, flashbacks about the traumatic event, and an increased alertness to avoid similar experiences. The symtpoms may last about three weeks to a month after the event.
